Commit a930acd9 authored by Ville Syrjälä's avatar Ville Syrjälä
Browse files

drm/i915: Extract bdw_get_buf_trans_edp() 



Make the BDW and SKL code a bit more similar by extracting the
low vswing handling for BDW into a helper, as we already have
it like that for SKL+.

Cc: Mika Kahola <mika.kahola@intel.com>
Signed-off-by: default avatarVille Syrjälä <ville.syrjala@linux.intel.com>
Link: http://patchwork.freedesktop.org/patch/msgid/1468328376-6380-10-git-send-email-ville.syrjala@linux.intel.com


Reviewed-by: default avatarImre Deak <imre.deak@intel.com>
parent 5a5d24dc

drivers/gpu/drm/i915/intel_ddi.c

+13 −7
Original line number Diff line number Diff line
@@ -319,6 +319,18 @@ enum port intel_ddi_get_encoder_port(struct intel_encoder *encoder) 
	}

}



static const struct ddi_buf_trans *

bdw_get_buf_trans_edp(struct drm_i915_private *dev_priv, int *n_entries)

{

	if (dev_priv->vbt.edp.low_vswing) {

		*n_entries = ARRAY_SIZE(bdw_ddi_translations_edp);

		return bdw_ddi_translations_edp;

	} else {

		*n_entries = ARRAY_SIZE(bdw_ddi_translations_dp);

		return bdw_ddi_translations_dp;

	}

}



static const struct ddi_buf_trans *

skl_get_buf_trans_dp(struct drm_i915_private *dev_priv, int *n_entries)

{
@@ -436,13 +448,7 @@ void intel_prepare_dp_ddi_buffers(struct intel_encoder *encoder) 
	} else if (IS_BROADWELL(dev_priv)) {

		ddi_translations_fdi = bdw_ddi_translations_fdi;

		ddi_translations_dp = bdw_ddi_translations_dp;

		if (dev_priv->vbt.edp.low_vswing) {

			ddi_translations_edp = bdw_ddi_translations_edp;

			n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_edp);

		} else {

			ddi_translations_edp = bdw_ddi_translations_dp;

			n_edp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);

		}

		ddi_translations_edp = bdw_get_buf_trans_edp(dev_priv, &n_edp_entries);

		n_dp_entries = ARRAY_SIZE(bdw_ddi_translations_dp);

	} else if (IS_HASWELL(dev_priv)) {

		ddi_translations_fdi = hsw_ddi_translations_fdi;

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